28126880

素因数分解:

$2^5\times 5^1\times {\mathrm{367}}^1\times {\mathrm{479}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 66769920

約数和(自身を除く): 38643040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 367, 479, 734, 958, 1468, 1835, 1916, 2395, 2936, 3670, 3832, 4790, 5872, 7340, 7664, 9580, 11744, 14680, 15328, 19160, 29360, 38320, 58720, 76640, 175793, 351586, 703172, 878965, 1406344, 1757930, 2812688, 3515860, 5625376, 7031720, 14063440, 28126880]

約数ペア:

[(1, 28126880), (2, 14063440), (4, 7031720), (5, 5625376), (8, 3515860), (10, 2812688), (16, 1757930), (20, 1406344), (32, 878965), (40, 703172), (80, 351586), (160, 175793), (367, 76640), (479, 58720), (734, 38320), (958, 29360), (1468, 19160), (1835, 15328), (1916, 14680), (2395, 11744), (2936, 9580), (3670, 7664), (3832, 7340), (4790, 5872)]